PHP 5.4.45 Update for ReadyNAS 4 Sparc

While investigating recent problems with the OwnCloud 9 add-on on the Sparc based ReadyNAS platform I found that OwnCloud required updates to some base libraries. Namely LibXML2, LibICU and zLib needed updating which required a rebuild of the PHP add-on to make use of the new libraries. Now here’s the new version that fixes the DAV problems with OwnCloud and also includes support for the updated system libraries that come bundled with the package: